.echartimg {
    z-index: 888;
    position: absolute;
    left: 50%;
    margin-left: -100px;
    top: 130px;
    width: 200px;
}

.active {
    color: red;
}

.flex {
    text-align: center;
}

.left-btn {
    position: relative;
}

.right-btn {
    position: relative;
}

#echarts {
    width: 100%;
    float: left;
}

#myChart1 {
    height: 250px;
    width: 100%;
    float: left;
    margin-bottom: 10px;
}

#myChart1>div:nth-child(3) {
    z-index: 99999;
}